N. J. . Morales Chumpitaz, I. D. . Pajuelo Tucto, and L. E. . Huerta Camones, “Transaction Costs Sources of Peruvian Exports: Single Window for Foreign Trade (VUCE) ”, NE, vol. 6, no. 2, pp. 132–145, Dec. 2021, doi: 10.21704/ne.v6i2.1943.